#!/usr/bin/env node

const num = process.argv.length;

const argv = process.argv;
const log =console.log;
log(num);
if(argv == '-h'||argv == '-help'){
    log('- h or - help');
}else{
    log(argv[2]+ '=%d' ,eval(argv[2]));
}
/*const exp = process.argv[2];*/
/*console.log(`${exp}=${eval(exp)}`);*/
